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path: root/net/ipv4/tcp_ipv4.c
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Diffstat (limited to 'net/ipv4/tcp_ipv4.c')
-rw-r--r--net/ipv4/tcp_ipv4.c21
1 files changed, 9 insertions, 12 deletions
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 15e96030ce47..65b8ebfd078a 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1262,20 +1262,10 @@ int tcp_v4_conn_request(struct sock *sk, struct sk_buff *skb)
1262 tcp_rsk(req)->af_specific = &tcp_request_sock_ipv4_ops; 1262 tcp_rsk(req)->af_specific = &tcp_request_sock_ipv4_ops;
1263#endif 1263#endif
1264 1264
1265 ireq = inet_rsk(req);
1266 ireq->loc_addr = daddr;
1267 ireq->rmt_addr = saddr;
1268 ireq->no_srccheck = inet_sk(sk)->transparent;
1269 ireq->opt = tcp_v4_save_options(sk, skb);
1270
1271 dst = inet_csk_route_req(sk, req);
1272 if(!dst)
1273 goto drop_and_free;
1274
1275 tcp_clear_options(&tmp_opt); 1265 tcp_clear_options(&tmp_opt);
1276 tmp_opt.mss_clamp = TCP_MSS_DEFAULT; 1266 tmp_opt.mss_clamp = TCP_MSS_DEFAULT;
1277 tmp_opt.user_mss = tp->rx_opt.user_mss; 1267 tmp_opt.user_mss = tp->rx_opt.user_mss;
1278 tcp_parse_options(skb, &tmp_opt, &hash_location, 0, dst); 1268 tcp_parse_options(skb, &tmp_opt, &hash_location, 0);
1279 1269
1280 if (tmp_opt.cookie_plus > 0 && 1270 if (tmp_opt.cookie_plus > 0 &&
1281 tmp_opt.saw_tstamp && 1271 tmp_opt.saw_tstamp &&
@@ -1319,8 +1309,14 @@ int tcp_v4_conn_request(struct sock *sk, struct sk_buff *skb)
1319 tmp_opt.tstamp_ok = tmp_opt.saw_tstamp; 1309 tmp_opt.tstamp_ok = tmp_opt.saw_tstamp;
1320 tcp_openreq_init(req, &tmp_opt, skb); 1310 tcp_openreq_init(req, &tmp_opt, skb);
1321 1311
1312 ireq = inet_rsk(req);
1313 ireq->loc_addr = daddr;
1314 ireq->rmt_addr = saddr;
1315 ireq->no_srccheck = inet_sk(sk)->transparent;
1316 ireq->opt = tcp_v4_save_options(sk, skb);
1317
1322 if (security_inet_conn_request(sk, skb, req)) 1318 if (security_inet_conn_request(sk, skb, req))
1323 goto drop_and_release; 1319 goto drop_and_free;
1324 1320
1325 if (!want_cookie) 1321 if (!want_cookie)
1326 TCP_ECN_create_request(req, tcp_hdr(skb)); 1322 TCP_ECN_create_request(req, tcp_hdr(skb));
@@ -1345,6 +1341,7 @@ int tcp_v4_conn_request(struct sock *sk, struct sk_buff *skb)
1345 */ 1341 */
1346 if (tmp_opt.saw_tstamp && 1342 if (tmp_opt.saw_tstamp &&
1347 tcp_death_row.sysctl_tw_recycle && 1343 tcp_death_row.sysctl_tw_recycle &&
1344 (dst = inet_csk_route_req(sk, req)) != NULL &&
1348 (peer = rt_get_peer((struct rtable *)dst)) != NULL && 1345 (peer = rt_get_peer((struct rtable *)dst)) != NULL &&
1349 peer->v4daddr == saddr) { 1346 peer->v4daddr == saddr) {
1350 if ((u32)get_seconds() - peer->tcp_ts_stamp < TCP_PAWS_MSL && 1347 if ((u32)get_seconds() - peer->tcp_ts_stamp < TCP_PAWS_MSL &&